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PartsTable / COMPONENT / 3/8 BR-B790-TT-X
3/8 BR-B790-TT-X ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The 3/8 BR-B790-TT-X is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-033-1889, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
3/8 BR-B790-TT-X
NSN: 4820-00-033-1889
FSC: 4820
CAGE: 86185 — MCCANNA INC DBA MARPAC INC (USA)
SPECIFICATIONS
Part Number3/8 BR-B790-TT-X
NSN4820-00-033-1889
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3/8 BR-B790-TT-X · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
•
MATERIAL: COPPER ALLOY BODY
•
MEDIA FOR WHICH DESIGNED: STEAM FIRST RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
CONNECTION STYLESOCKET ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES ALL ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
25117Interchangeable
interchangeable cross-reference
interchangeable
83-753712-200-6-01Interchangeable
interchangeable cross-reference
interchangeable
5584Interchangeable
interchangeable cross-reference
interchangeable
707771Interchangeable
interchangeable cross-reference
interchangeable
2587-5Interchangeable
interchangeable cross-reference
interchangeable
2054Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3/8 BR-B790-TT-X?
3/8 BR-B790-TT-X is a 3/8 BR-B790-TT-X.
What parts can replace 3/8 BR-B790-TT-X?
There are 9 known substitutes for 3/8 BR-B790-TT-X: 25117, 83-753712-200-6-01, 5584 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3/8 BR-B790-TT-X?
3/8 BR-B790-TT-X is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-033-1889. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026